code: def read_graph_label(graph_label):
      f = open(graph_label)
      lines = f.readlines()
      graph_labels = []
      for line in lines:
          label = max(int(line.strip()), 0)
          graph_labels.append(label)
      f.close()
      return graph_labels
  
file_path: euler/tf_euler/python/dataset/multigraph_util.py
imports: import sys
  import os
  import json
  import csv
  import random
label_desc: Use image node_id 3 for calling a global function with example usage: read_graph_label(graph_label) and returns: graph_labels